第25题: [单项选择]The internal temperature of a large desert mammal is lowest______. A. just before sunrise B. just after drinking C. just after sunset D. in the middle of the day 参考答案:A 答案解析:本题测试文章细节。见第一段中间"the temperature may fall unusually low by dawn,"意为“黎明时体温最低”,与[A]项选择(just before sunr